Drinking vessel



FIG. 1 is a top perspective view of a drinking vessel showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a cross-sectional view thereof taken along the lines 6-6 in FIG. 2.

The broken lines in the drawings depict portions of the drinking vessel that form no part of the claimed design. 

CLAIM The ornamental design for a drinking vessel, as shown and described. 